| Parameter            | Type                    | Default | Description                                                |
| ------------------- | ----------------------- | ------- | ---------------------------------------------------------- |
| `collection_name`   | `str`                   | -       | The name of the collection to store Workflow sessions.      |
| `db_url`            | `Optional[str]`         | `None`  | The MongoDB connection URL.                                |
| `db_name`           | `str`                   | `"agno"` | The name of the database.                                 |
| `client`            | `Optional[MongoClient]` | `None`  | Optional existing MongoDB client to use.                   |
